JPS6364556B2 - - Google Patents

Info

Publication number
JPS6364556B2
JPS6364556B2 JP59157717A JP15771784A JPS6364556B2 JP S6364556 B2 JPS6364556 B2 JP S6364556B2 JP 59157717 A JP59157717 A JP 59157717A JP 15771784 A JP15771784 A JP 15771784A JP S6364556 B2 JPS6364556 B2 JP S6364556B2
Authority
JP
Japan
Prior art keywords
liquid
digester
extracted
steps
cooking
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
JP59157717A
Other languages
English (en)
Japanese (ja)
Other versions
JPS60224890A (ja
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Publication of JPS60224890A publication Critical patent/JPS60224890A/ja
Publication of JPS6364556B2 publication Critical patent/JPS6364556B2/ja
Granted legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C7/00—Digesters

Landscapes

  • Paper (AREA)
  • General Preparation And Processing Of Foods (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
JP59157717A 1984-02-27 1984-07-30 粉砕したセルロース性繊維材料を処理する方法 Granted JPS60224890A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/583,856 US4568419A (en) 1984-02-27 1984-02-27 Method of treating comminuted cellulosic fibrous material in a vertical vessel
US583856 2000-05-31

Publications (2)

Publication Number Publication Date
JPS60224890A JPS60224890A (ja) 1985-11-09
JPS6364556B2 true JPS6364556B2 (enrdf_load_stackoverflow) 1988-12-12

Family

ID=24334865

Family Applications (1)

Application Number Title Priority Date Filing Date
JP59157717A Granted JPS60224890A (ja) 1984-02-27 1984-07-30 粉砕したセルロース性繊維材料を処理する方法

Country Status (9)

Country Link
US (1) US4568419A (enrdf_load_stackoverflow)
EP (1) EP0153977B1 (enrdf_load_stackoverflow)
JP (1) JPS60224890A (enrdf_load_stackoverflow)
AT (1) ATE29746T1 (enrdf_load_stackoverflow)
BR (1) BR8403399A (enrdf_load_stackoverflow)
CA (1) CA1237930A (enrdf_load_stackoverflow)
DE (1) DE3466258D1 (enrdf_load_stackoverflow)
FI (1) FI76846C (enrdf_load_stackoverflow)
NO (1) NO163969C (enrdf_load_stackoverflow)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0518851A1 (en) * 1991-06-10 1992-12-16 Kamyr, Inc. Reducing chips to fibres in continuous digesters to facilitate lignin extraction
US20050274468A1 (en) * 2004-05-28 2005-12-15 Metso Paper, Inc. Central screen
SE0800718L (sv) * 2008-03-31 2008-12-09 Metso Paper Inc Anordning samt förfarande för spädning av cellulosamassa
UY39227A (es) * 2020-05-22 2021-12-31 Suzano Sa Método para desobstruir o limpiar una pantalla en un digestor continuo de cocción de proceso kraft

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2414062A (en) * 1944-05-02 1947-01-07 Kamyr Ab Apparatus for heating and controlling the temperature in a continuously operating digester
GB643269A (en) * 1945-12-28 1950-09-15 Kamyr Ab Apparatus for heating and controlling the temperature in a continuously operating digester
DE893441C (de) * 1948-11-25 1953-10-15 Kamyr Ab Zellstoffkocher
GB684222A (en) * 1950-07-08 1952-12-10 Kamyr Ab Cellulose digester
US2901039A (en) * 1954-12-20 1959-08-25 Sven A Salmonson Apparatus for preconditioning chips in a digester
SE357219B (enrdf_load_stackoverflow) * 1970-02-11 1973-06-18 Kamyr Ab
SE343344B (enrdf_load_stackoverflow) * 1970-06-29 1972-03-06 Kamyr Ab
US4193839A (en) * 1976-05-11 1980-03-18 Kamyr, Inc. Flow control method and apparatus for continuous wood chip digester screenless liquor extractor
US4161421A (en) * 1977-09-13 1979-07-17 Kamyr, Inc. Method and apparatus for continuous oxygen bleaching of cellulosic pulp

Also Published As

Publication number Publication date
FI76846C (fi) 1988-12-12
JPS60224890A (ja) 1985-11-09
BR8403399A (pt) 1986-02-18
US4568419A (en) 1986-02-04
CA1237930A (en) 1988-06-14
NO163969B (no) 1990-05-07
NO163969C (no) 1990-08-15
DE3466258D1 (en) 1987-10-22
NO841761L (no) 1985-08-28
FI841817A7 (fi) 1985-08-28
FI76846B (fi) 1988-08-31
FI841817A0 (fi) 1984-05-07
EP0153977B1 (en) 1987-09-16
EP0153977A1 (en) 1985-09-11
ATE29746T1 (de) 1987-10-15

Similar Documents

Publication Publication Date Title
CA1245011A (en) Countercurrent acid hydrolysis
US4028171A (en) Method for continuous treatment of fiber material in a vertical array
US4071399A (en) Apparatus and method for the displacement impregnation of cellulosic chips material
FI99149C (fi) Paperimassan runsassulfidinen keittäminen käyttäen höyrytettyjen puulastujen mustalipeäsulfonisaatiota
US4746404A (en) Chip presteaming and air washing
US4123318A (en) Three-vessel treatment system
US5236554A (en) Digester having plural screens with means for controlling liquid injection and withdrawal
US6277240B1 (en) Method for continuously pulping cellulosic fibrous material
EP0161330B1 (en) Chip presteaming and air washing
US3259538A (en) Comprehensive pulping system for producing paper pulp
EP0862669B1 (en) Continuous digester
JPH08508551A (ja) 広葉樹材用蒸解装置
US5300195A (en) Continuous vertical digester apparatus
EP0665911A1 (en) Completely countercurrent cook continuous digester
US4693785A (en) Digester having plural screens and means for controlling the liquid withdrawal
US3467573A (en) Upflow digester containing means for separate removal of wash liquor and pulping liquor and method of pulping in said digester
US6123808A (en) Distribution of dilution liquor to the discharge of a cellulose pulp digester
JPS6364556B2 (enrdf_load_stackoverflow)
US4193839A (en) Flow control method and apparatus for continuous wood chip digester screenless liquor extractor
US5565061A (en) Method and apparatus for removing scales deposited on the strainer of a pulp digester
US4432836A (en) Vessel false bottoming
US3061007A (en) Continuous pulping apparatus
US4836893A (en) Apparatus for treatment of fiber material
JPH11247083A (ja) セルロ―スパルプ蒸解缶用の簡略液抜き出し装置およびその使用方法
US4746400A (en) Method of treating cellulosic chips in a vessel with a false bottom